| Value | Category | Cases | |
|---|---|---|---|
| 0 | 346 |
62.7%
|
|
| 1 | 174 |
31.5%
|
|
| 2 | 25 |
4.5%
|
|
| 3 | 6 |
1.1%
|
|
| 4 | 1 |
0.2%
|
|
| Sysmiss | 1454 |